Mariella is a distinctive girls' name in United States, ranking #2147 in 2004 with 84 recorded births. The name reached its all-time peak in 2025 with 274 births ranking #943. Since 1996, the popularity has increased by 90.9%. In 2004, approximately 1 in every 21,859 girls born was named Mariella. RISING Recent data shows the name is currently rising.